img {
  border: 0;
}

.board div {
  height: 16px;
}

#instructions {
  position: absolute;
  right: 0;
  top: 0;
  border: 1px solid black;
  padding: 5px;
  background-color: #eeeeee;
}

#form-and-board {
  margin: 15px;
}